Use dex_pc instead of line_number.

Change-Id: I3759319562428bccabccc66d7afd691682ecca55
diff --git a/src/compiler_llvm/method_compiler.h b/src/compiler_llvm/method_compiler.h
index 7a5d66f..7dded33 100644
--- a/src/compiler_llvm/method_compiler.h
+++ b/src/compiler_llvm/method_compiler.h
@@ -265,8 +265,7 @@
 
   // Shadow frame helper function
   void EmitPopShadowFrame();
-  void EmitUpdateLineNum(int32_t line_number);
-  void EmitUpdateLineNumFromDexPC(uint32_t dex_pc);
+  void EmitUpdateDexPC(uint32_t dex_pc);
 
 
   // Dex cache code generation helper function